Question: Mobutu Sese Seko is the chairperson for which political party?
Paraphrase: Which political party has a chairperson named Mobuto Sese Seko?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P488 wd:Q164535 . ?sbj wdt:P31 wd:Q7278 } 
Answer: Partie de l'unité nationale